1905918 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1905918: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include angle: 25.0 DEGREES NOMINAL, width: 1.250 INCHES NOMINAL IN, length: 1.125 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.250 INCHES NOMINAL IN, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-644-2710, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

1905918

NSN: 5977-00-644-2710
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)

SPECIFICATIONS

angle	25.0 DEGREES NOMINAL
width	1.250 INCHES NOMINAL IN
length	1.125 INCHES NOMINAL IN
material	ELECTROGRAPHITIC
thickness	0.250 INCHES NOMINAL IN
body_style	RECTANGULAR COMMUTATOR
slot_depth	0.047 INCHES NOMINAL IN
slot_width	0.375 INCHES NOMINAL IN
bevel_angle	30.0 DEGREES NOMINAL
peripheral_speed	5000 FEET PER MINUTE FT
special_features	TERMINAL BENT 45 DEG 0.109 IN. FROM SHUNT END BRUSH FRONT UNDERCUT 0.062 IN.,0.469 IN. FROM TOP OF BRUSH BRUSH TOP SHAPE BEVELED WITH RECTANGULAR SLOT TOP BEVEL SLOPES TO FRONT OF BRUSH IN
style_designator	ONE PIECE
NSN	5977-00-644-2710

COMPONENT DIAGRAM

KEY FEATURES

•

OUTER EDGE TO SLOT EDGE DISTANCE: 0.438 INCHES NOMINAL IN

•

LENGTH: 1.125 INCHES NOMINAL IN

•

PERIPHERAL SPEED: 5000 FEET PER MINUTE FT

•

BODY STYLE: RECTANGULAR COMMUTATOR

•

TERMINAL HOLE DIAMETER: 0.196 INCHES NOMINAL IN

•

SHUNT POSITION DESIGNATOR: 3 AND 9

•

STYLE DESIGNATOR: ONE PIECE

•

MATERIAL DOCUMENT AND CLASSIFICATION: MORGANITE INC,GRADE EC3X MFR REF SINGLE MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

OUTER EDGE TO SLOT EDGE DISTANCE	0.438 INCHES NOMINAL IN
LENGTH	1.125 INCHES NOMINAL IN
PERIPHERAL SPEED	5000 FEET PER MINUTE FT
BODY STYLE	RECTANGULAR COMMUTATOR
TERMINAL HOLE DIAMETER	0.196 INCHES NOMINAL IN
SHUNT POSITION DESIGNATOR	3 AND 9
STYLE DESIGNATOR	ONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATION	MORGANITE INC,GRADE EC3X MFR REF SINGLE MATERIAL RESPONSE
ANGLE	25.0 DEGREES NOMINAL
BRUSH SHUNT LENGTH	1.219 INCHES MINIMUM AND 1.719 INCHES MAXIMUM SINGLE SHUNT IN

OTHER ITEMS IN FSC 5977 — Electrical Contact Brushes and Electrodes

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5977-00-001-8018 5977-00-001-8867 5977-00-002-9654 5977-00-003-0257 5977-00-003-0258 5977-00-003-0264 5977-00-003-1196 5977-00-003-1197

SUBSTITUTES & CROSS-REFERENCES 1

MILB3743Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1905918?

1905918 is a BRUSH,ELECTRICAL CONTACT.

What parts can replace 1905918?

There is 1 known substitute for 1905918: MILB3743. Substitute compatibility should be verified for your specific system.

What is the NSN for 1905918?

1905918 is cataloged in the U.S. Government catalog under NSN 5977-00-644-2710. This indicates validated use in U.S. government and defense supply chains.

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